from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A telescope in which light from the object is gathered and focused by a concave mirror, with the resulting image magnified by the eyepiece.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun A telescope which produces a
magnified imageby reflecting light through a seriesof mirrorshoused in a tube, using a large curvedmirror to gather the light and one or more additional mirrors to transmit the light to an eyepiece.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun optical telescope consisting of a large concave mirror that produces an image that is magnified by the eyepiece
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